{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004818","490:4900003845","490:4900006987","490:4900006636","490:4900007736","490:4900007616","490:4900005891","490:4900004971","490:4900002600","490:4900007366","490:4900007613","490:4900004135","490:4900007501","490:4900006756","490:4900007124","490:4900004817","490:4900001832","490:4900007735","490:4900003579","490:4900007614","490:4900007621","490:4900006749","490:4900003700","490:4900006994","490:4900006878"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7763174853084069,0.6175472372986187,0.5622562825950772,0.5563437192786396,0.5317531882201284,0.5022314559246677,0.4993899749366518,0.49795369906233916,0.44228040947645336,0.43652624668029644,0.4364457034254661,0.41926332899394453,0.41757650278988995,0.4099403385199633,0.3873838180165659,0.3770747784468139,0.3757878491781919,0.35737328602852747,0.35256176520390853,0.34945551876714953,0.3449639738357734,0.3341228438995002,0.3324182948788993,0.32501867200649986,0.3157097531737682],"twin_dists":[0.0924198590491663,0.12751528180859956,0.13937142380373,0.14064501249116862,0.14596596218714475,0.152423544307075,0.15305012385496683,0.1533672175974552,0.16589514343533926,0.16722133597119399,0.16723994787155272,0.1712429552212884,0.171639590088785,0.17344383021994045,0.1788630854079389,0.1813888445512225,0.18170647811780857,0.18631213137523958,0.18753529256230794,0.18832956026701855,0.18948463295917217,0.1923060578726124,0.19275414506559413,0.19471409680287932,0.19721533823666282],"n_dims_used":45,"mean_confidence":0.9226516723632813},"coverage":{"mean_confidence":0.9226516723632813,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}